Normed SpacesCovers normed spaces, dual spaces, Banach spaces, Hilbert spaces, weak and strong convergence, reflexive spaces, and the Hahn-Banach theorem.
Dirichlet SeriesExplores Dirichlet series convergence properties and absolute convergence conditions, with examples and applications.
Proof of Weyl's TheoremExplores the proof of Weyl's theorem, focusing on discrete spectrum, ground states, and potential energy continuity.
Function ApproximationsCovers continuous functions with compact support, density, and approximation, focusing on the heat equation.